text: /****************************************************************************
   * arch/sh/src/common/up_assert.c
   *
   *   Copyright (C) 2008-2009, 2012-2015 Gregory Nutt. All rights reserved.
   *   Author: Gregory Nutt <gnutt@nuttx.org>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   * 3. Neither the name NuttX nor the names of its contributors may be
   *    used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
   * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
   * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
   * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   ****************************************************************************/
  
  /****************************************************************************
   * Included Files
   ****************************************************************************/
  
  #include <nuttx/config.h>
  
  /* Output debug info if stack dump is selected -- even if debug is not
   * selected.
   */
  
  #ifdef CONFIG_ARCH_STACKDUMP
  #  undef  CONFIG_DEBUG_FEATURES
  #  undef  CONFIG_DEBUG_ERROR
  #  undef  CONFIG_DEBUG_WARN
  #  undef  CONFIG_DEBUG_INFO
  #  define CONFIG_DEBUG_FEATURES 1
  #  define CONFIG_DEBUG_ERROR 1
  #  define CONFIG_DEBUG_WARN 1
  # define CONFIG_DEBUG_INFO 1
  #endif
  
  #include <stdint.h>
  #include <stdlib.h>
  #include <assert.h>
  #include <debug.h>
  
  #include <nuttx/irq.h>
  #include <nuttx/arch.h>
  #include <nuttx/board.h>
  #include <nuttx/usb/usbdev_trace.h>
  
  #include <nuttx/usb/usbdev_trace.h>
  
  #include "up_arch.h"
  #include "sched/sched.h"
  #include "up_internal.h"
  
  /****************************************************************************
   * Pre-processor Definitions
   ****************************************************************************/
  
  /* USB trace dumping */
  
  #ifndef CONFIG_USBDEV_TRACE
  #  undef CONFIG_ARCH_USBDUMP
  #endif
  
  /****************************************************************************
   * Private Data
   ****************************************************************************/
  
  /****************************************************************************
   * Private Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Name: _up_assert
   ****************************************************************************/
  
  static void _up_assert(int errorcode) noreturn_function;
  static void _up_assert(int errorcode)
  {
    /* Are we in an interrupt handler or the idle task? */
  
    if (g_current_regs || this_task()->pid == 0)
      {
         (void)up_irq_save();
          for (;;)
            {
  #ifdef CONFIG_ARCH_LEDS
              board_autoled_on(LED_PANIC);
              up_mdelay(250);
              board_autoled_off(LED_PANIC);
              up_mdelay(250);
  #endif
            }
      }
    else
      {
        exit(errorcode);
      }
  }
  
  /****************************************************************************
   * Name: assert_tracecallback
   ****************************************************************************/
  
  #ifdef CONFIG_ARCH_USBDUMP
  static int usbtrace_syslog(FAR const char *fmt, ...)
  {
    va_list ap;
    int ret;
  
    /* Let vsyslog do the real work */
  
    va_start(ap, fmt);
    ret = lowvsyslog(LOG_INFO, fmt, ap);
    va_end(ap);
    return ret;
  }
  
  static int assert_tracecallback(FAR struct usbtrace_s *trace, FAR void *arg)
  {
    usbtrace_trprintf(usbtrace_syslog, trace->event, trace->value);
    return 0;
  }
  #endif
  
  /****************************************************************************
   * Public Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Name: up_assert
   ****************************************************************************/
  
  void up_assert(const uint8_t *filename, int lineno)
  {
  #if CONFIG_TASK_NAME_SIZE > 0 && defined(CONFIG_DEBUG_FEATURES)
    struct tcb_s *rtcb = this_task();
  #endif
  
    board_autoled_on(LED_ASSERTION);
  
  #if CONFIG_TASK_NAME_SIZE > 0
    llerr("Assertion failed at file:%s line: %d task: %s\n",
          filename, lineno, rtcb->name);
  #else
    llerr("Assertion failed at file:%s line: %d\n",
          filename, lineno);
  #endif
  
    up_dumpstate();
  
  #ifdef CONFIG_ARCH_USBDUMP
    /* Dump USB trace data */
  
    (void)usbtrace_enumerate(assert_tracecallback, NULL);
  #endif
  
  #ifdef CONFIG_BOARD_CRASHDUMP
    board_crashdump(up_getsp(), this_task(), filename, lineno);
  #endif
  
    _up_assert(EXIT_FAILURE);
  }
  